ARTICLE 1179. Every obligation whose performance does not depend upon a future or uncertain event, or upon a pastevent unknown to the parties, is demandable at once.
Every obligation which contains a resolutorycondition shall also be demandable, without prejudice to the effects of the happening of the event. (1113)
ARTICLE 1180. When the debtor binds himself to pay when his means permit him to do so, the obligation shall be deemed to be one with a period, subject to the provisions of article 1197. (n)